Financialwatchngr.com 10/17/2016
“… Fathers who are doubtful of the paternity of their children can use the ABO grouping system to know if they are really the father of their children when your blood group and that of your wife is known. …”
Read the entire article: http://www.financialwatchngr.com/2016/10/10/determine-paternity-child-using-abo-blood-grouping-system-rhesus-gene/
